15. Who takes drug metabolism drug like barbital drugs which inhibit or activate the metabolism or drugs, or who takes one of the following drugs: St. John's Wort, rifabutin, rifampicin, carbamazepine, phenobarbital, high-dose of ritonavir, terfenadine, astemizole, cisapride, pimozide, quinidine, sirolimus, ergot, alkaloid (ergotamine, dihydroergotamine), efavirenz